You can put this solution on YOUR website! Find all zeros of g(x)=x^3+3x^2-50x+36 given that -9 is a zero.
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Use synthetic division:
-9)....1....3....-50....36
........1....-6......4....|..0
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Quotient: x^2-6x+4
Use the quadratic formula to find the 2 remaiining zeros.
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Cheers,
Stan H.